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HOWTO setup and use OpenSSL local CA capabilities

11/03/2024

Some weeks ago, to debug one of my programs, I needed my certification authority to produce my certificates, because self-signed certificates cannot be used anymore. After some days of investigations, I tracked down the process of setting up a local certification authority to produce all needed certificates using OpenSSL.exe (included in the library package) using the included OpenSSL.cfg. step 1 – create the needed folder-tree … Continue reading HOWTO setup and use OpenSSL local CA capabilities »

tech pit

HOWTO refresh password of a Microsoft account

28/05/2023

I had one PC that didn’t update my Microsoft account password for months. After a few investigation clicks, I discovered the solution: log in by using your outdated password, or even another valid credentials. open the Command Prompt and type the following: runas /user:MicrosoftAccount\<your account email address> winver.exe It will run ‘winver.exe’ (a harmless system program) with your credentials asking for the account password. Enter … Continue reading HOWTO refresh password of a Microsoft account »

tech pit

HOWTO enable/disable PING on Windows 10 firewall by command prompt

03/10/2020

In Windows 10, the firewall blocks PING command messages by default. I presume that this setting is to improve the security of our PCs, but sometimes we need it because we have to investigate about network problems, … Since I find quite annoying to wander through hundreds of firewall rules, then I discovered the command lines to enable/disable the related firewall rules from an Administrative … Continue reading HOWTO enable/disable PING on Windows 10 firewall by command prompt »

tech pit

HOWTO compress a folder by command line

27/01/2018

NTFS file system has the ability to compress files and folders to save disk space. The only drawback is that they will be read and written slower than the normal ones. Windows File Explorer displays them in blue instead of black, and it allows you to compress or expand by right-clicking them and selecting ‘Properties’ and then ‘Advanced’. Suppose that you have to compress a … Continue reading HOWTO compress a folder by command line »

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Windows Home – Useful User Account Commands

18/09/2017

Here a small list of commands to handle User Accounts working on Windows Home editions. NOTE: you can give a look also here. User Account Window from ‘Run‘ window, type: netplwiz Enable ‘Administrator’ account from ‘Command Prompt‘ window, type: net user administrator /active:yes List any defined account from ‘Command Prompt‘ window, type: net user Show account information from ‘Command Prompt‘ window, type: net user <account_name> … Continue reading Windows Home – Useful User Account Commands »